The Ti-6 Pro Titanium Dual Exhaust System is designed for the AMA Pro racer competing in AMA/Monster Energy Supercross, Amsoil Arenacross or Lucas Oil Pro Motocross Championship series. Engineered to meet strict AMA/FIM sound regulations, the Ti-6 Pro system provides superior performance while complying with the series’ sound regulations. Ti-6 Pro exhaust systems are constructed from high-grade titanium throughout with carbon fiber end-caps for a factory look. Top Pro level teams look to Pro Circuit for products that win.